Home / 50,038,438.34-69,052,517.13-28,012,118.66

Finding the Fourth Proportional to 50,038,438.34, 69,052,517.13 and 28,012,118.66

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Solution

The fourth proportional to 50,038,438.34, 69,052,517.13 and 28,012,118.66 is: 38,656,428.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,038,438.34 : 69,052,517.13 = 28,012,118.66 : x
  2. Step 2: Convert to fraction form
    50,038,438.34/69,052,517.13 = 28,012,118.66/x
  3. Step 3: Cross multiply
    50,038,438.34x = 69,052,517.13 × 28,012,118.66
  4. Step 4: Simplify right side
    50,038,438.34x = 1,934,307,303,617,242.50
  5. Step 5: Solve for x
    x = 1,934,307,303,617,242.50/50,038,438.34
  6. Step 6: Final answer
    x = 38,656,428.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.